2009447785

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{196331}}^1$

素因数の和:196448

約数の個数: 16

約数和(自身を含む): 2544462720

約数和(自身を除く): 535014935

約数列:

[1, 5, 23, 89, 115, 445, 2047, 10235, 196331, 981655, 4515613, 17473459, 22578065, 87367295, 401889557, 2009447785]

約数ペア:

[(1, 2009447785), (5, 401889557), (23, 87367295), (89, 22578065), (115, 17473459), (445, 4515613), (2047, 981655), (10235, 196331)]